When the Autobots and Decepticons encounter a super-powerful sword that needs to be pulled out of a stone, who's going to claim its awesome power? Megatron? Smokescreen? Now, at last, we get to see what it would be like if the legend of King Arthur was restaged with giant transforming robots and pew-pew lasers. Thanks to this exclusive clip from Friday's new Transformers Prime.

The Transformers Prime episode "Legacy" airs on Friday at 7 PM EST on The Hub, and here's the synopsis:

While Jack pairs off with a new Autobot partner, Megatron tries to keep Optimus from discovering the existence of a legendary weapon of the Primes, which could turn the tide of the war.